{"internal/poll.ignoringEINTRIO", 0},
					{"internal/poll.(*FD).Read", 0},
					{"os.(*File).read", 0},
					{"os.(*File).Read", 0},
					{"main.main.func11", 0},
				}},
			}...)
		}
		stackMatches := func(stk trace.Stack, frames []frame) bool {
			i := 0
			match := true
			stk.Frames(func(f trace.StackFrame) bool {
				if f.Func != frames[i].fn {
					match = false
					return false
				}